Root System

The mitotic/division of which initiates the formation of lateral or branch root.

• vascular cambium

• protoderm

• procambium

• pericyle

The zone in the longitudinal section of root where root hairs are usually located.

• mitotic zone

• elongation

• maturation

• cortex

The embryonic root which gives rise to taproot.

• hypocotyl

• coleoptile

• radicle

• epicotyl

The type of stele which shows strands of xylem and phloem surrounding a parenchymatous pith.

• eustele

• protostele

• siphonostele

• apostele

These are adventitious roots which arise from the main trunk or stem that extend to the soil.

• brace root

• velamen

• fibrous

• mycorrhizae

The tissues that comprise the wood of the root.

• secondary phloem

• secondary xylem

• outer bark

• inner bark and secondary phloem

What kind of root system is present in carrots and radish?

• fleshy taproot

• woody taproot

• fibrous or diffuse

• adventitious

Which among these specimens is a root?

• ginger

• gabi

• ube

• potato

Is there a pith in young dicot root?

• yes

• none

• sometimes

• when it grows old, pith becomes visible

What kind of stele is present in young dicot root?

• eustele

• protostele

• siphonostele

• astele